Electrical twine has very convenient methods of telling you what it is. Maximum of the coding is fashionable, so with a bit have a look at, you'll be able to determine out what you need to paintings with. Wiring does now not are available a diffusion of colors to make it look appropriate. No, there's a wire shade coding system that applies to most wires in your property. Most importantly, you want to recognise that the black, red, blue, and yellow wires are hot and green is frequently the ground. Flip off the strength to the circuit you'll be working on with the aid of switching off an appropriate circuit breaker in your own home's provider panel (breaker container). Take a look at all of the wires you'll be working on with a non-contact voltage tester. The test need to verify that no voltage is present in any of the wires.